[ 4482.183879][T29203] gre: GRE over IPv4 demultiplexer driver
[ 4483.766138][T29226] ip_gre: GRE over IPv4 tunneling driver
[ 4532.636712][T29803] ip6_gre: GRE over IPv6 tunneling driver
[ 4553.413362][T30052] ping (30052) used greatest stack depth: 23440 bytes left
[ 4566.119165][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4571.046158][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4575.334150][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4580.198121][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!